git.sur5r.net Git - glabels/blob - glabels2/src/wdgt-print-merge.c

   1 /*
   2  *  (GLABELS) Label and Business Card Creation program for GNOME
   3  *
   4  *  wdgt_print_merge.c:  print merge widget module
   5  *
   6  *  Copyright (C) 2001  Jim Evins <evins@snaught.com>.
   7  *
   8  *  This program is free software; you can redistribute it and/or modify
   9  *  it under the terms of the GNU General Public License as published by
  10  *  the Free Software Foundation; either version 2 of the License, or
  11  *  (at your option) any later version.
  12  *
  13  *  This program is distributed in the hope that it will be useful,
  14  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  *  GNU General Public License for more details.
  17  *
  18  *  You should have received a copy of the GNU General Public License
  19  *  along with this program; if not, write to the Free Software
  20  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  21  */
  22
  23 #include <config.h>
  24
  25 #include "wdgt-print-merge.h"
  26 #include "wdgt-mini-preview.h"
  27 #include "marshal.h"
  28
  29 #include "pixmaps/collate.xpm"
  30 #include "pixmaps/nocollate.xpm"
  31
  32 #include "debug.h"
  33
  34 #define WDGT_MINI_PREVIEW_HEIGHT 175
  35 #define WDGT_MINI_PREVIEW_WIDTH  150
  36
  37 /*===========================================*/
  38 /* Private globals                           */
  39 /*===========================================*/
  40
  41 static GObjectClass *parent_class;
  42
  43 /*===========================================*/
  44 /* Local function prototypes                 */
  45 /*===========================================*/
  46
  47 static void gl_wdgt_print_merge_class_init    (glWdgtPrintMergeClass * class);
  48 static void gl_wdgt_print_merge_instance_init (glWdgtPrintMerge * merge);
  49 static void gl_wdgt_print_merge_finalize      (GObject * object);
  50
  51 static void gl_wdgt_print_merge_construct     (glWdgtPrintMerge * merge,
  52                                                glLabel * label);
  53
  54 static void preview_clicked                   (glWdgtMiniPreview *mini_preview,
  55                                                gint i_label,
  56                                                gpointer user_data);
  57
  58 static void collate_check_cb                  (GtkToggleButton * togglebutton,
  59                                                gpointer user_data);
  60 static void spin_cb                           (GtkSpinButton * spinbutton,
  61                                                gpointer user_data);
  62
  63 \f
  64 /****************************************************************************/
  65 /* Boilerplate Object stuff.                                                */
  66 /****************************************************************************/
  67 guint
  68 gl_wdgt_print_merge_get_type (void)
  69 {
  70         static guint wdgt_print_merge_type = 0;
  71
  72         if (!wdgt_print_merge_type) {
  73                 GTypeInfo wdgt_print_merge_info = {
  74                         sizeof (glWdgtPrintMergeClass),
  75                         NULL,
  76                         NULL,
  77                         (GClassInitFunc) gl_wdgt_print_merge_class_init,
  78                         NULL,
  79                         NULL,
  80                         sizeof (glWdgtPrintMerge),
  81                         0,
  82                         (GInstanceInitFunc) gl_wdgt_print_merge_instance_init,
  83                 };
  84
  85                 wdgt_print_merge_type =
  86                         g_type_register_static (gl_hig_hbox_get_type (),
  87                                                 "glWdgtPrintMerge",
  88                                                 &wdgt_print_merge_info, 0);
  89         }
  90
  91         return wdgt_print_merge_type;
  92 }
  93
  94 static void
  95 gl_wdgt_print_merge_class_init (glWdgtPrintMergeClass * class)
  96 {
  97         GObjectClass *object_class;
  98
  99         object_class = (GObjectClass *) class;
 100
 101         parent_class = g_type_class_peek_parent (class);
 102
 103         object_class->finalize = gl_wdgt_print_merge_finalize;
 104 }
 105
 106 static void
 107 gl_wdgt_print_merge_instance_init (glWdgtPrintMerge * merge)
 108 {
 109         merge->mini_preview = NULL;
 110
 111         merge->copies_spin = NULL;
 112         merge->first_spin = NULL;
 113         merge->collate_image = NULL;
 114         merge->collate_check = NULL;
 115 }
 116
 117 static void
 118 gl_wdgt_print_merge_finalize (GObject * object)
 119 {
 120         glWdgtPrintMerge *merge;
 121         glWdgtPrintMergeClass *class;
 122
 123         g_return_if_fail (object != NULL);
 124         g_return_if_fail (GL_IS_WDGT_PRINT_MERGE (object));
 125
 126         merge = GL_WDGT_PRINT_MERGE (object);
 127
 128         G_OBJECT_CLASS (parent_class)->finalize (object);
 129 }
 130
 131 GtkWidget *
 132 gl_wdgt_print_merge_new (glLabel * label)
 133 {
 134         glWdgtPrintMerge *merge;
 135
 136         merge = g_object_new (gl_wdgt_print_merge_get_type (), NULL);
 137
 138         gl_wdgt_print_merge_construct (merge, label);
 139
 140         return GTK_WIDGET (merge);
 141 }
 142 \f
 143 /*--------------------------------------------------------------------------*/
 144 /* PRIVATE.  Construct composite widget.                                    */
 145 /*--------------------------------------------------------------------------*/
 146 static void
 147 gl_wdgt_print_merge_construct (glWdgtPrintMerge * merge,
 148                                glLabel * label)
 149 {
 150         GtkWidget *whbox, *wvbox, *whbox1;
 151         GtkObject *adjust;
 152         GdkPixbuf *pixbuf;
 153         const glTemplate *template;
 154
 155         whbox = GTK_WIDGET (merge);
 156
 157         template = gl_label_get_template (label);
 158         merge->labels_per_sheet = gl_template_get_n_labels (template);
 159
 160         /* mini_preview canvas */
 161         merge->mini_preview = gl_wdgt_mini_preview_new (WDGT_MINI_PREVIEW_HEIGHT,
 162                                                         WDGT_MINI_PREVIEW_WIDTH);
 163         gl_wdgt_mini_preview_set_label( GL_WDGT_MINI_PREVIEW (merge->mini_preview),
 164                                         template->name->data );
 165         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox), merge->mini_preview);
 166         gl_wdgt_mini_preview_highlight_range (GL_WDGT_MINI_PREVIEW(merge->mini_preview),
 167                                               1, 1);
 168
 169         wvbox = gl_hig_vbox_new (GL_HIG_VBOX_INNER);
 170         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox), wvbox);
 171
 172         /* First Label controls */
 173         whbox1 = gl_hig_hbox_new ();
 174         gl_hig_vbox_add_widget (GL_HIG_VBOX(wvbox), whbox1);
 175         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox1),
 176                                 gtk_label_new (_("Start on label")));
 177         adjust =
 178             gtk_adjustment_new (1, 1.0, merge->labels_per_sheet, 1.0, 10.0,
 179                                 10.0);
 180         merge->first_spin =
 181             gtk_spin_button_new (GTK_ADJUSTMENT (adjust), 1.0, 0);
 182         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox1), merge->first_spin);
 183         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox1),
 184                                 gtk_label_new (_("on 1st sheet")));
 185
 186         /* Blank line */
 187         gl_hig_vbox_add_widget (GL_HIG_VBOX(wvbox), gtk_label_new (""));
 188
 189         /* Copy & collate controls*/
 190         whbox1 = gl_hig_hbox_new ();
 191         gl_hig_vbox_add_widget (GL_HIG_VBOX(wvbox), whbox1);
 192         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox1),
 193                                 gtk_label_new (_("Copies:")));
 194         adjust = gtk_adjustment_new (1, 1.0, 10.0, 1.0, 10.0, 10.0);
 195         merge->copies_spin = gtk_spin_button_new (GTK_ADJUSTMENT (adjust),
 196                                                    1.0, 0);
 197         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox1), merge->copies_spin);
 198         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox1), gtk_label_new ("    "));
 199         merge->collate_check = gtk_check_button_new_with_label (_("Collate"));
 200         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox1), merge->collate_check);
 201         pixbuf = gdk_pixbuf_new_from_xpm_data ( (const char **)nocollate_xpm);
 202         merge->collate_image = gtk_image_new_from_pixbuf(pixbuf);
 203         gtk_widget_set_sensitive (merge->collate_check, FALSE);
 204         gtk_widget_set_sensitive (merge->collate_image, FALSE);
 205
 206         gl_hig_hbox_add_widget (GL_HIG_HBOX(whbox1), merge->collate_image);
 207
 208         /* Connect signals to controls */
 209         g_signal_connect (G_OBJECT (merge->mini_preview), "clicked",
 210                           G_CALLBACK (preview_clicked), merge);
 211         g_signal_connect (G_OBJECT (merge->collate_check), "toggled",
 212                           G_CALLBACK (collate_check_cb), merge);
 213         g_signal_connect (G_OBJECT (merge->copies_spin), "changed",
 214                           G_CALLBACK (spin_cb), merge);
 215         g_signal_connect (G_OBJECT (merge->first_spin), "changed",
 216                           G_CALLBACK (spin_cb), merge);
 217 }
 218
 219 /*--------------------------------------------------------------------------*/
 220 /* PRIVATE.  Enable/Disable appropriate controls due to radio button toggle.*/
 221 /*--------------------------------------------------------------------------*/
 222 static void
 223 collate_check_cb (GtkToggleButton * togglebutton,
 224                   gpointer user_data)
 225 {
 226         glWdgtPrintMerge *merge = GL_WDGT_PRINT_MERGE (user_data);
 227         GdkPixbuf *pixbuf;
 228
 229         if (gtk_toggle_button_get_active (togglebutton)) {
 230
 231                 pixbuf =
 232                   gdk_pixbuf_new_from_xpm_data ( (const char **)collate_xpm);
 233
 234         } else {
 235
 236                 pixbuf =
 237                   gdk_pixbuf_new_from_xpm_data ( (const char **)nocollate_xpm);
 238
 239         }
 240         gtk_image_set_from_pixbuf (GTK_IMAGE (merge->collate_image),
 241                                    pixbuf);
 242 }
 243
 244 /*--------------------------------------------------------------------------*/
 245 /* PRIVATE.  modify widget due to change of first spin button               */
 246 /*--------------------------------------------------------------------------*/
 247 static void
 248 spin_cb (GtkSpinButton * spinbutton,
 249          gpointer user_data)
 250 {
 251         glWdgtPrintMerge *merge = GL_WDGT_PRINT_MERGE (user_data);
 252         gint first, last, n_copies;
 253
 254         first =
 255             gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON
 256                                               (merge->first_spin));
 257
 258         n_copies =
 259             gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON
 260                                               (merge->copies_spin));
 261         last = first + (n_copies * merge->n_records) - 1;
 262         gl_wdgt_mini_preview_highlight_range (GL_WDGT_MINI_PREVIEW(merge->mini_preview),
 263                                          first, last );
 264
 265         gtk_widget_set_sensitive (merge->collate_check, (n_copies > 1));
 266         gtk_widget_set_sensitive (merge->collate_image, (n_copies > 1));
 267 }
 268
 269 /*--------------------------------------------------------------------------*/
 270 /* PRIVATE.  Canvas event handler, select first and last items.             */
 271 /*--------------------------------------------------------------------------*/
 272 static void
 273 preview_clicked (glWdgtMiniPreview *mini_preview,
 274                  gint first,
 275                  gpointer user_data)
 276 {
 277         glWdgtPrintMerge *merge = GL_WDGT_PRINT_MERGE (user_data);
 278         gint n_copies, last;
 279
 280         gtk_spin_button_set_value (GTK_SPIN_BUTTON (merge->first_spin),
 281                                    first);
 282
 283         n_copies =
 284             gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON
 285                                               (merge->copies_spin));
 286         last = first + (n_copies * merge->n_records) - 1;
 287         gl_wdgt_mini_preview_highlight_range (GL_WDGT_MINI_PREVIEW (merge->mini_preview),
 288                                          first, last);
 289
 290 }
 291
 292 /****************************************************************************/
 293 /* query selected range of labels within sheet or number of sheets.         */
 294 /****************************************************************************/
 295 void
 296 gl_wdgt_print_merge_get_copies (glWdgtPrintMerge * merge,
 297                                 gint * n_copies,
 298                                 gint * first_label,
 299                                 gboolean * collate_flag)
 300 {
 301         *n_copies =
 302             gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON
 303                                               (merge->copies_spin));
 304         *first_label =
 305             gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON
 306                                               (merge->first_spin));
 307         *collate_flag =
 308             gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON
 309                                           (merge->collate_check));
 310 }
 311
 312 /****************************************************************************/
 313 /* set range of labels within sheet or number of sheets                     */
 314 /****************************************************************************/
 315 void
 316 gl_wdgt_print_merge_set_copies (glWdgtPrintMerge * merge,
 317                                 gint n_copies,
 318                                 gint first_label,
 319                                 gint n_records,
 320                                 gboolean collate_flag)
 321 {
 322         gint last_label;
 323
 324         merge->n_records = n_records;
 325
 326         gtk_spin_button_set_value (GTK_SPIN_BUTTON (merge->copies_spin),
 327                                    n_copies);
 328         gtk_spin_button_set_value (GTK_SPIN_BUTTON (merge->first_spin),
 329                                    first_label);
 330         gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (merge->collate_check),
 331                                       collate_flag);
 332
 333         last_label = first_label + (n_copies * n_records) - 1;
 334         gl_wdgt_mini_preview_highlight_range (GL_WDGT_MINI_PREVIEW (merge->mini_preview),
 335                                          first_label, last_label );
 336 }